MySQL database rollback method after misoperation, mysql database
Basically, Every programmer dealing with databases (or perhaps your colleagues) will have a problem. How can I roll back MySQL quickly after a misoperation? For example, if you delete
Add by Zhj: It seems that my understanding of MySQL has yet to be deepened, the water is still quite deep ah, MySQL to record lock, you can set the time-out through the innodb_lock_wait_timeout parameter,If the lock waits longer than this time, it
Basically, every programmer working with the database (and probably your colleagues) will have a problem, how to quickly rollback after MySQL misoperation? For example, delete a table, forget to limit the condition, the whole table is gone. If this
Welcome to the Linux community forum and interact with 2 million technical staff to introduce how to solve Mysql data rollback errors. You can refer to the following two methods for MYSQL transaction processing. 1. Use begin, rollback, and commit to
In MYSQL, only INNODB and BDB Data Tables support transaction processing! Other types are not supported! * **: The default MYSQL database engine is MyISAM, which does not support transactions! If you want MYSQL to support transactions, You can
The method is as follows:
1. Modify the C:appservmysqlmy.ini file, find the Skip-innodb, add the # in front, and save the file.2. In operation input: services.msc, restart the MySQL service.3. In phpMyAdmin, mysql->show engines; (or perform
Analysis of Mysql data Rollback Error solution bitsCN.com
Solutions to Mysql data rollback errors
This section describes how to solve Mysql data rollback errors. For more information, see
There are two main methods to process MYSQL transactions.
Start transaction, commit and rollback syntaxStart Transaction | Begin [Work]commit [Work] [and [No] chain] [[No] release]rollback [work] [and [No] chain] [[No] release]set autocommit = { 0 | The 1}start transaction or BEGIN statement can begin a
We can define the SavePoint (savepoint) during the MySQL transaction process and roll back to the state before the specified savepoint.The syntax for defining a savepoint and rolling back to the state before the specified savepoint is as follows.
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